[sonic-config-engine] Remove sonic_device_util.py (#5130)
sonic_device_util.py has been deprecated in favor of the sonic-py-common package. All related functionality has been moved there.
This commit is contained in:
Joe LeVeque
GitHub
parent
78baecef80
commit
966ac85e24
@ -16,7 +16,7 @@ setup(name='sonic-config-engine',
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author='Taoyu Li',
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author='Taoyu Li',
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author_email='taoyl@microsoft.com',
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author_email='taoyl@microsoft.com',
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url='https://github.com/Azure/sonic-buildimage',
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url='https://github.com/Azure/sonic-buildimage',
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py_modules=['portconfig', 'minigraph', 'openconfig_acl', 'sonic_device_util', 'config_samples', 'redis_bcc', 'lazy_re'],
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py_modules=['portconfig', 'minigraph', 'openconfig_acl', 'config_samples', 'redis_bcc', 'lazy_re'],
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scripts=['sonic-cfggen'],
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scripts=['sonic-cfggen'],
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install_requires=[
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install_requires=[
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'ipaddr',
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'ipaddr',
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@ -1,220 +0,0 @@
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#!/usr/bin/env python
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import os
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import yaml
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import subprocess
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import re
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from natsort import natsorted
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import glob
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from swsssdk import ConfigDBConnector, SonicDBConfig
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DOCUMENTATION = '''
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---
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module: sonic_device_util
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version_added: "1.9"
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short_description: Retrieve device related facts for a device.
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description:
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- Retrieve device related facts from config files.
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'''
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'''
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TODO: this file shall be renamed and moved to other places in future
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to have it shared with multiple applications.
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'''
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SONIC_DEVICE_PATH = '/usr/share/sonic/device'
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NPU_NAME_PREFIX = 'asic'
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NAMESPACE_PATH_GLOB = '/run/netns/*'
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ASIC_CONF_FILENAME = 'asic.conf'
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FRONTEND_ASIC_SUB_ROLE = 'FrontEnd'
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BACKEND_ASIC_SUB_ROLE = 'BackEnd'
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def get_machine_info():
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if not os.path.isfile('/host/machine.conf'):
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return None
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machine_vars = {}
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with open('/host/machine.conf') as machine_file:
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for line in machine_file:
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tokens = line.split('=')
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if len(tokens) < 2:
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continue
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machine_vars[tokens[0]] = tokens[1].strip()
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return machine_vars
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def get_npu_id_from_name(npu_name):
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if npu_name.startswith(NPU_NAME_PREFIX):
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return npu_name[len(NPU_NAME_PREFIX):]
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else:
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return None
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def get_asic_conf_file_path(platform):
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asic_conf_path_candidates = []
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asic_conf_path_candidates.append(os.path.join('/usr/share/sonic/platform', ASIC_CONF_FILENAME))
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if platform is not None:
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asic_conf_path_candidates.append(os.path.join(SONIC_DEVICE_PATH, platform, ASIC_CONF_FILENAME))
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for asic_conf_file_path in asic_conf_path_candidates:
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if os.path.isfile(asic_conf_file_path):
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return asic_conf_file_path
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return None
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def get_num_npus():
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platform = get_platform_info(get_machine_info())
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asic_conf_file_path = get_asic_conf_file_path(platform)
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if asic_conf_file_path is None:
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return 1
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with open(asic_conf_file_path) as asic_conf_file:
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for line in asic_conf_file:
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tokens = line.split('=')
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if len(tokens) < 2:
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continue
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if tokens[0].lower() == 'num_asic':
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num_npus = tokens[1].strip()
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return int(num_npus)
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def get_namespaces():
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"""
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In a multi NPU platform, each NPU is in a Linux Namespace.
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This method returns list of all the Namespace present on the device
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"""
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ns_list = []
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for path in glob.glob(NAMESPACE_PATH_GLOB):
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ns = os.path.basename(path)
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ns_list.append(ns)
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return natsorted(ns_list)
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def get_hwsku():
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config_db = ConfigDBConnector()
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config_db.connect()
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metadata = config_db.get_table('DEVICE_METADATA')
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return metadata['localhost']['hwsku']
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def get_platform():
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if not os.path.isfile('/host/machine.conf'):
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return ''
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with open('/host/machine.conf') as machine_conf:
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for line in machine_conf:
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tokens = line.split('=')
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if tokens[0].strip() == 'onie_platform' or tokens[0].strip() == 'aboot_platform':
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return tokens[1].strip()
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return ''
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def is_multi_npu():
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num_npus = get_num_npus()
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return (num_npus > 1)
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def get_all_namespaces():
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"""
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In case of Multi-Asic platform, Each ASIC will have a linux network namespace created.
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So we loop through the databases in different namespaces and depending on the sub_role
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decide whether this is a front end ASIC/namespace or a back end one.
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"""
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front_ns = []
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back_ns = []
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num_npus = get_num_npus()
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SonicDBConfig.load_sonic_global_db_config()
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if is_multi_npu():
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for npu in range(num_npus):
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namespace = "{}{}".format(NPU_NAME_PREFIX, npu)
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config_db = ConfigDBConnector(use_unix_socket_path=True, namespace=namespace)
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config_db.connect()
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metadata = config_db.get_table('DEVICE_METADATA')
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if metadata['localhost']['sub_role'] == FRONTEND_ASIC_SUB_ROLE:
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front_ns.append(namespace)
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elif metadata['localhost']['sub_role'] == BACKEND_ASIC_SUB_ROLE:
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back_ns.append(namespace)
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return {'front_ns':front_ns, 'back_ns':back_ns}
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def get_platform_info(machine_info):
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if machine_info != None:
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if machine_info.has_key('onie_platform'):
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return machine_info['onie_platform']
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elif machine_info.has_key('aboot_platform'):
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return machine_info['aboot_platform']
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return None
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def get_sonic_version_info():
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if not os.path.isfile('/etc/sonic/sonic_version.yml'):
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return None
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data = {}
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with open('/etc/sonic/sonic_version.yml') as stream:
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if yaml.__version__ >= "5.1":
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data = yaml.full_load(stream)
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else:
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data = yaml.load(stream)
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return data
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def valid_mac_address(mac):
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return bool(re.match("^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$", mac))
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def get_system_mac(namespace=None):
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version_info = get_sonic_version_info()
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if (version_info['asic_type'] == 'mellanox'):
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# With Mellanox ONIE release(2019.05-5.2.0012) and above
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# "onie_base_mac" was added to /host/machine.conf:
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# onie_base_mac=e4:1d:2d:44:5e:80
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# So we have another way to get the mac address besides decode syseeprom
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# By this can mitigate the dependency on the hw-management service
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base_mac_key = "onie_base_mac"
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machine_vars = get_machine_info()
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if machine_vars is not None and base_mac_key in machine_vars:
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mac = machine_vars[base_mac_key]
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mac = mac.strip()
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if valid_mac_address(mac):
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return mac
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hw_mac_entry_cmds = [ "sudo decode-syseeprom -m" ]
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elif (version_info['asic_type'] == 'marvell'):
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# Try valid mac in eeprom, else fetch it from eth0
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platform = get_platform_info(get_machine_info())
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hwsku = get_machine_info()['onie_machine']
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profile_cmd = 'cat' + SONIC_DEVICE_PATH + '/' + platform +'/'+ hwsku +'/profile.ini | grep switchMacAddress | cut -f2 -d='
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hw_mac_entry_cmds = [ profile_cmd, "sudo decode-syseeprom -m", "ip link show eth0 | grep ether | awk '{print $2}'" ]
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else:
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mac_address_cmd = "cat /sys/class/net/eth0/address"
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if namespace is not None:
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mac_address_cmd = "sudo ip netns exec {} {}".format(namespace, mac_address_cmd)
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hw_mac_entry_cmds = [mac_address_cmd]
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for get_mac_cmd in hw_mac_entry_cmds:
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proc = subprocess.Popen(get_mac_cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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(mac, err) = proc.communicate()
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if err:
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continue
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mac = mac.strip()
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if valid_mac_address(mac):
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break
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if not valid_mac_address(mac):
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return None
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# Align last byte of MAC if necessary
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if version_info and version_info['asic_type'] == 'centec':
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last_byte = mac[-2:]
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aligned_last_byte = format(int(int(last_byte, 16) + 1), '02x')
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mac = mac[:-2] + aligned_last_byte
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return mac
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#
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# Function to obtain the routing-stack being utilized. Function is not
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# platform-specific; it's being placed in this file temporarily till a more
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# suitable location is identified as part of upcoming refactoring efforts.
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#
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def get_system_routing_stack():
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command = "sudo docker ps | grep bgp | awk '{print$2}' | cut -d'-' -f3 | cut -d':' -f1"
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try:
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proc = subprocess.Popen(command,
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stdout=subprocess.PIPE,
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shell=True,
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stderr=subprocess.STDOUT)
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stdout = proc.communicate()[0]
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proc.wait()
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result = stdout.rstrip('\n')
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except OSError, e:
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raise OSError("Cannot detect routing-stack")
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return result
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